 Can I fuse or cast Bullseye with any COE 90 glass?The answer to this question is not simple. Our short response is this Matching COEs does not ensure compatibility between glasses in spite of what you've read or heard from other practitioners or glass manufacturers. Bullseye's read more Can I make my own stringers?Yes you can hand-pull your own stringers using a Vitrigraph kiln. To read about the process and equipment needed see TechNote 2 The Vitrigraph Kiln. Our online education program includes a lesson on the Vitrigraph kiln and we offer demonstrations read more How do I know whether to use Standard 3 mm glass or Thin (2 mm) glass?First consider the 6-millimeter rule When heated to full fusing temperatures most Bullseye sheets will naturally assume a thickness of about 6 millimeters unless constrained by dams or molds. For projects like plates and tiles you may read more How do I prepare shelves for a large kiln?You'll find detailed instructions in TechNote 6 Preparing the Shelf System for a Large Kiln. read more How do I make tiles?Simple tiles are among the easiest objects to make in fused glass. While our TipSheets don't specifically discuss tile making several provide enough basic information to get you started. Take a look at TipSheet 7 Platemaking Tips and TipSheet read more Why should I fuse and slump glass in separate firings?Full fusing temperatures are much higher than the temperatures needed to slump glass. If you try to fuse and slump in one step by firing to full fuse temperatures you'll get a misshapen piece of glass with large bubbles and it will probably read more What schedule should I use for annealing?Since temperatures and firing schedules can vary depending on the project you're making there's no one answer to this question. You can learn basic principles for annealing in Technote 4 Heat & Glass. By scanning our various read more What is annealing? Why is it necessary?As glass heats it expands; as it cools it contracts. These processes set up stresses within the glass especially between the interior and the surface. To relieve these stresses which can lead to breakage at room temperatures it is necessary read more What temperature should I use for tack-fusing?Since temperatures and firing schedules can vary depending on the project you're making there's no one answer to this question. By reading Technote 4 Heat & Glass you can learn basic principles for tack-fusing glass. read more Is Bullseye glass COE 90?Glass users who ask this question usually want to know if they can successfully fuse Bullseye with another manufacturer's glasses. Unfortunately the answer to this question is not simple. Our short response is this Matching COEs does read more  Iridescent SquaresYou can transform a single sheet of Rainbow Iridescent glass into a shimmering design by cutting it into squares and reconfiguring the pieces. 7.5 x 15 inch (190 x 380 mm) tile composed of pieces from a single sheet of Black… Powder PowerA thin layer of powder has power! Light Turquoise and Clear Powder (001101-0008-F)' unfired. Same' capped with Tekta Clear & fired with schedule provided. Minimal bubbles. For comparison' same sheet glass lay-up… Holiday PunchHoliday punch plate' 8" x 13"' slumped on Rectangular Slumper' Mold 8929. The holidays are coming — break out the punch! (The paper punch' that is.) Combine punched silver foil design elements with Tomato Red Opalescent for…  Index of FAQs(Frequently Asked Questions) If you don't find the answer you're looking for here' consider posting your question in Bullseye's Forum. General Is Bullseye glass COE 90' Can I fuse or cast Bullseye with any COE 90 glass' Can I… Inky Blue Brush StrokesCombining GlasTac (008234-GLUE) and Aventurine Blue powder (001140-0008) is the perfect way to make saturated' gestural brush strokes in kilnforming. Think of sumi-e and other East Asian styles of brush painting and… Multitasking MoldsThere’s more than meets the eye with some slumping molds. They can certainly be used to form pieces that utilize the entire surface' but consider the options when slumping pieces that only make use of a portion of the mold.…  TorchTipsBack by popular demand from "Bullseye 1.0"' TorchTips is our guide to the 94 stock styles of Bullseye rods. Torchworkers can quickly learn the reactive properties of our styles' as well as what to expect when using them in the…  Bullseye Kilnforming Project Notes FormOverview Print this form and use it to keep valuable records on your kilnforming projects. Designed and used by Bullseye technicians. Bullseye Kiln-Glass Project (PDF) Revised July 20' 2012. Glimmering IridsGold and silver irid + clear powder = shimmering glass In the tiles shown above' powdered and exposed irid surfaces catch and reflect light differently' producing subtle glimmering effects. To make the tiles' we… Reactive Potential of Bullseye GlassWhen some colors of Bullseye glass are combined in the kiln' their chemistries may react with one another at the interface. These reactions can produce special effects that can prove quite versatile in art and design. Get the…  Powder PrintingPowder printing allows artists to produce archival images on glass with a wide range of colors, textures, and layers of transparency. Practitioners of this process include Stacy Lynn Smith, Catharine Newell, and Kathryn Wightman. Stude…  Kilnforming on a Sand BedSand, which has long been used as a mold material in hot glass casting, can also be used as a firing surface for transferring textures onto kiln-glass. The range of textures one can achieve by firing on a sand bed is enormous, offering…  Designing with Part Sheets, Part 2When making part sheets, you may find that some of them are thicker or bumpier than 3mm sheet glass. What should you expect when the part sheet is thicker than 3mm? Or if the surface is bumpy and irregular? In this lesson, you will lea…  Harnessing Flow in Kiln-GlassWhile working on an exchange project with renowned ceramic artist, Jun Kaneko, Bulleye's Research & Education team observed how glass flow can be controlled to spectacular effect. Since then, Bullseye has further explored this phenomen…  Designing with Part SheetsOur lesson called "Making Part Sheets" describes how to custom-design your own pieces of art glass or "part sheets." Now we want to explore ways to work with part sheets and use them as design elements. In this lesson you will learn ho…  Making Part SheetsWorking with a palette of glass frits, powders, and stringers, you can create custom sheets of art glass to use in fusing projects. These unique kilnformed sheets are called part sheets because they are made to be cut up and incorporat…  Kilncarving“Kilncarving” is a term coined at Bullseye to describe a simple process for achieving low relief, textured or sculpted surfaces in kilnformed glass. In this lesson you will learn how to create a kilncarving designusing ceramic fibe…  Using Foils with Kiln-GlassCopper, silver and gold, in the form of thin sheets, can be fired with glass in the kiln to produce a palette of effects, ranging from subtle to dramatic. This introductory lesson will focus on working with three specific materials: co…  Screen Printing with Enamels, Part 2Screen Printing with Enamels is a two-part lesson. Part 2 assumes that you’ve already fixed your image to the silkscreen as described in Part 1 and are prepared to start printing. In Part 2 of the lesson, you will learn how to work s…  Screen Printing with Enamels, Part 1Screen Printing with Enamels is a two-part lesson. It teaches techniques adapted from the artist Jeffrey Sarmiento, who silk-screens finely detailed, hand-drawn and digital artwork and photographs onto glass using high-temperature pain…  What is Bullseye's glass coding system?Bullseye Glass Coding System PDF Is Bullseye glass COE 90?Glass users who ask this question usually want to know if they can successfully fuse Bullseye with another manufacturer's glasses. Unfortunately, the answer to this question is not simple. Our short response is this: Matching… What are "striking" glass colors?A small number of Bullseye glasses appear pale or colorless in the cold sheet, but "strike" or mature to target color when fired. The images of striking glasses in our online store and product catalog show how colors appear before and… Is Bullseye glass compatible in all conditions?Bullseye glasses are well known for reliable compatibility. But understanding the conditions of our factory testing is important, especially for anyone firing glass under unusual or extreme conditions. To learn about our compatibility… What can I expect from Bullseye rods?In the production of Bullseye rods, five characteristics are evaluated: Compatibility: Bullseye Compatible rod styles are factory tested to the same standards as other Bullseye Compatible materials for kilnforming. Color:… Is Bullseye glass food safe?Below we have listed the Bullseye glasses that contain more than 1.0% lead or more than 0.5% cadmium. If you are using any of these styles for food-bearing objects, we recommend capping them with Bullseye clear glass. In our tests we… How and why should I clean glass before firing it?Cleaning glass removes problem-causing contaminants like glass-cutting fluid, oils, minerals, salts, dusts, fibers, sticker residues, pen marks, and fingerprints. If these contaminants are not removed from glass before it's fired,… What is coldworking?Coldworking is changing the shape or surface texture of glass, using tools and processes that do not rely on heat. Coldworking methods include grinding, carving, engraving, polishing, sandblasting, and other techniques. What coldworking equipment do I need?In short, you need the equipment that's right for the type of work you're making and the results you want to achieve. We recommend that you take a class to learn about the range of possibilities and try out various kinds of equipment… How can I learn to cut glass?We recommend that you take a class to learn the fundamentals. In a class, you'll find out about the best tools and techniques to use and will have a chance to practice before investing in glass and equipment for your own studio. Check… |
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